Number of ones in the binary expansion of A068943(n).

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =13a(6) =63a(7) =199a(8) =805a(9) =3155a(10) =12319a(11) =48070a(12) =186944a(13) =727997a(14) =2846645a(15) =11109160a(16) =43432775a(17) =169958492a(18) =665601661a(19) =2608395091